A115012 - cp's OEIS frontend

A115012 Sum_{i=1..n, gcd(5,i)=1} i.

n	a(n)
1	1
2	3
3	6
4	10
5	10
6	16
7	23
8	31
9	40
10	40
11	51
12	63
13	76
14	90
15	90
16	106
17	123
18	141
19	160
20	160
21	181
22	203
23	226
24	250
25	250
26	276
27	303
28	331
29	360
30	360
31	391
32	423
33	456
34	490
35	490
36	526
37	563
38	601
39	640
40	640
41	681
42	723
43	766
44	810
45	810
46	856
47	903
48	951
49	1000
50	1000
51	1051
52	1103
53	1156
54	1210
55	1210
56	1266

[1, 3, 6, 10, 10, 16, 23, 31, 40, 40, 51, 63, 76, 90, 90, 106, 123, 141, 160, 160, 181, 203, 226, 250, 250, 276, 303, 331, 360, 360, 391, 423, 456, 490, 490, 526, 563, 601, 640, 640, 681, 723, 766, 810, 810, 856, 903, 951, 1000, 1000, 1051, 1103, 1156, 1210, 1210, 1266]

cp's OEIS Frontend

A115012 Sum_{i=1..n, gcd(5,i)=1} i.

Table of values

List of values